From 7a493bbefa8aafe08ce9a7035c6fd0cf2e206e6c Mon Sep 17 00:00:00 2001
From: Chris Lu <chris.lu@gmail.com>
Date: Mon, 28 Jan 2019 10:36:16 -0800
Subject: [PATCH] better way to detect a master isLeader

---
 weed/topology/topology.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/weed/topology/topology.go b/weed/topology/topology.go
index 4242bfa05..ff23be1ff 100644
--- a/weed/topology/topology.go
+++ b/weed/topology/topology.go
@@ -50,6 +50,9 @@ func NewTopology(id string, seq sequence.Sequencer, volumeSizeLimit uint64, puls
 }
 
 func (t *Topology) IsLeader() bool {
+	if t.RaftServer!=nil {
+		return t.RaftServer.State() == raft.Leader
+	}
 	if leader, e := t.Leader(); e == nil {
 		return leader == t.RaftServer.Name()
 	}